For just the third time in history...

It's official. For just the third time in American history, the President of the United States faces an impeachment trial in the Senate. The pomp and circumstance of the carefully choreographed day underscore its importance. Meanwhile, the fight over witnesses and documentary evidence grows as Lev Parnas provides new details about the pressure campaign to get Ukraine to investigate the Bidens. But is he credible? CNN political director David Chalian contextualizes a consequential day in the impeachment saga with CNN reporter & producer Marshall Cohen and CNN crime and justice reporter Katelyn Polantz. via Knit